diff --git a/CMakeLists.txt b/CMakeLists.txt
index b570b82..060bf42 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -137,14 +137,14 @@ if (NOT WIN32)
 		)
 endif (NOT WIN32)
 
-if (WIN32)
+if (MSVC)
 	set_target_properties(breakhack PROPERTIES LINK_FLAGS_DEBUG "/SUBSYSTEM:CONSOLE")
 	set_target_properties(breakhack PROPERTIES COMPILE_DEFINITIONS_DEBUG "_CONSOLE")
 	set_target_properties(breakhack PROPERTIES LINK_FLAGS_RELWITHDEBINFO "/SUBSYSTEM:CONSOLE")
 	set_target_properties(breakhack PROPERTIES COMPILE_DEFINITIONS_RELWITHDEBINFO "_CONSOLE")
 	set_target_properties(breakhack PROPERTIES LINK_FLAGS_RELEASE "/SUBSYSTEM:WINDOWS")
 	set_target_properties(breakhack PROPERTIES LINK_FLAGS_MINSIZEREL "/SUBSYSTEM:WINDOWS")
-endif (WIN32)
+endif (MSVC)
 
 # TESTS:
 IF (CHECK_FOUND AND NOT WIN32)
@@ -187,7 +187,6 @@ if (NOT CMAKE_BUILD_TYPE MATCHES Debug)
 		)
 endif (NOT CMAKE_BUILD_TYPE MATCHES Debug)
 
-SET(CMAKE_INSTALL_UCRT_LIBRARIES TRUE)
 SET(CMAKE_INSTALL_SYSTEM_RUNTIME_COMPONENT "Release")
 SET(CMAKE_INSTALL_SYSTEM_RUNTIME_DESTINATION ".")
 SET(CMAKE_INSTALL_SYSTEM_RUNTIME_LIBS
diff --git a/src/item_builder.c b/src/item_builder.c
index 6693d3a..f8f3918 100644
--- a/src/item_builder.c
+++ b/src/item_builder.c
@@ -95,7 +95,7 @@ static Item *
 create_treasure(int current_level)
 {
 	double amt;
-	char label[50];
+	char label[50] = "";
 	unsigned int highest_treasure;
 	unsigned int value;
 
@@ -109,25 +109,25 @@ create_treasure(int current_level)
 		highest_treasure = GOLD;
 	}
 
-	value = get_random(highest_treasure);
+	value = get_random(highest_treasure) - 1;
 
 	SDL_Rect clip = CLIP16(0, 0);
 	switch (value) {
 		case COPPER:
-			m_sprintf(&label[0], 50, "%.0f copper", amt);
+			m_sprintf(label, 50, "%.0f copper", amt);
 			amt /= 100;
 			break;
 		case SILVER:
-			m_sprintf(&label[0], 50, "%.0f silver", amt);
+			m_sprintf(label, 50, "%.0f silver", amt);
 			clip.x = 48;
 			amt /= 10;
 			break;
 		case GOLD:
-			m_sprintf(&label[0], 50, "%.0f gold", amt);
+			m_sprintf(label, 50, "%.0f gold", amt);
 			clip.y = 16;
 			break;
 		case PLATINUM:
-			m_sprintf(&label[0], 50, "%.0f platinum", amt);
+			m_sprintf(label, 50, "%.0f platinum", amt);
 			clip.x = 48;
 			clip.y = 16;
 			amt *= 10;
diff --git a/src/main.c b/src/main.c
index 8264ac2..7bbc60e 100644
--- a/src/main.c
+++ b/src/main.c
@@ -489,7 +489,7 @@ run_game(void)
 			 RIGHT_GUI_HEIGHT, &gCamera);
 
 	SDL_RenderSetViewport(gRenderer, &skillBarViewport);
-	skillbar_render(gSkillBar, &gCamera);
+	skillbar_render(gSkillBar, gPlayer, &gCamera);
 
 	SDL_RenderSetViewport(gRenderer, &bottomGuiViewport);
 	gui_render_log(gGui, BOTTOM_GUI_WIDTH,
diff --git a/src/particle_engine.c b/src/particle_engine.c
index e1d0ee9..a80bdac 100644
--- a/src/particle_engine.c
+++ b/src/particle_engine.c
@@ -94,7 +94,7 @@ particle_engine_bloodspray(Position pos, Dimension dim, unsigned int count)
 }
 
 static void
-create_explosion(Position pos, Dimension dim, size_t c_count, ...)
+create_explosion(Position pos, Dimension dim, unsigned int c_count, ...)
 {
 	SDL_Color *colors = ec_malloc(c_count * sizeof(SDL_Color));
 
diff --git a/src/player.c b/src/player.c
index ca846fe..baf222e 100644
--- a/src/player.c
+++ b/src/player.c
@@ -113,15 +113,8 @@ has_collided(Player *player, RoomMatrix *matrix)
 		else
 			gui_log("You missed %s", space->monster->lclabel);
 
-		if (space->monster->stats.hp <= 0) {
-			unsigned int gained_xp = 5 * space->monster->stats.lvl;
-			player->kills += 1;
+		player_monster_kill_check(player, space->monster);
 
-			mixer_play_effect(DEATH);
-			gui_log("You killed %s and gained %d xp",
-				space->monster->lclabel, gained_xp);
-			player_gain_xp(player, gained_xp);
-		}
 	} else if (collided) {
 		mixer_play_effect(BONK);
 		gui_log("Ouch! There is something in the way");
@@ -146,6 +139,11 @@ player_step(Player *p)
 	p->steps++;
 	p->missText->pos = p->sprite->pos;
 	p->hitText->pos = p->sprite->pos;
+
+	for (size_t i = 0; i < PLAYER_SKILL_COUNT; ++i) {
+		if (p->skills[i] != NULL && p->skills[i]->resetCountdown > 0)
+			p->skills[i]->resetCountdown--;
+	}
 }
 
 static void
@@ -192,8 +190,8 @@ move_down(Player *player, RoomMatrix *matrix)
 	player_step(player);
 }
 
-static void
-sip_health(Player *player)
+void
+player_sip_health(Player *player)
 {
 	if (player->potion_sips > 0) {
 		--player->potion_sips;
@@ -244,17 +242,92 @@ handle_movement_input(Player *player, RoomMatrix *matrix, SDL_Event *event)
 	}
 }
 
+static void
+check_skill_activation(Player *player, RoomMatrix *matrix, SDL_Event *event)
+{
+	// TODO(Linus): This could be "smarter"
+	unsigned int selected = 0;
+	if (keyboard_press(SDLK_1, event)) {
+		selected = 1;
+	}
+	else if (keyboard_press(SDLK_2, event)) {
+		selected = 2;
+	}
+	else if (keyboard_press(SDLK_3, event)) {
+		selected = 3;
+	}
+	else if (keyboard_press(SDLK_4, event)) {
+		selected = 4;
+	}
+	else if (keyboard_press(SDLK_5, event)) {
+		selected = 5;
+	}
+
+	if (selected == 0)
+		return;
+
+	for (size_t i = 0; i < PLAYER_SKILL_COUNT; ++i) {
+		if (!player->skills[i])
+			continue;
+
+		Skill *skill = player->skills[i];
+		skill->active = (selected - 1) == i && !skill->active && skill->resetCountdown == 0;
+		if (skill->active && skill->instantUse) {
+			SkillData skillData = { player, matrix, VECTOR2D_NODIR };
+			skill->active = false;
+			skill->use(skill, &skillData);
+			if (skill->actionRequired)
+				player_step(player);
+			skill->resetCountdown = skill->resetTime;
+		}
+	}
+}
+
+static bool
+check_skill_trigger(Player *player, RoomMatrix *matrix, SDL_Event *event)
+{
+	int activeSkill = -1;
+	for (size_t i = 0; i < PLAYER_SKILL_COUNT; ++i) {
+		if (player->skills[i] && player->skills[i]->active) {
+			activeSkill = i;
+			break;
+		}
+	}
+
+	if (activeSkill < 0)
+		return false;
+
+	Vector2d dir;
+	if (keyboard_direction_press(UP, event))
+		dir = VECTOR2D_UP;
+	else if (keyboard_direction_press(DOWN, event))
+		dir = VECTOR2D_DOWN;
+	else if (keyboard_direction_press(LEFT, event))
+		dir = VECTOR2D_LEFT;
+	else if (keyboard_direction_press(RIGHT, event))
+		dir = VECTOR2D_RIGHT;
+	else
+		return false;
+
+	SkillData skillData = { player, matrix, dir };
+	player->skills[activeSkill]->use(player->skills[activeSkill], &skillData);
+	player->skills[activeSkill]->active = false;
+	if (player->skills[activeSkill]->actionRequired)
+		player_step(player);
+	player->skills[activeSkill]->resetCountdown = player->skills[activeSkill]->resetTime;
+
+	return true;
+}
+
 static void
 handle_player_input(Player *player, RoomMatrix *matrix, SDL_Event *event)
 {
 	if (event->type != SDL_KEYDOWN)
 		return;
 
-	if (keyboard_mod_press(SDLK_h, KMOD_SHIFT, event)) {
-		sip_health(player);
-	} else {
+	check_skill_activation(player, matrix, event);
+	if (!check_skill_trigger(player, matrix, event))
 		handle_movement_input(player, matrix, event);
-	}
 }
 
 static void
@@ -282,7 +355,7 @@ player_create(class_t class, SDL_Renderer *renderer)
 	player->sprite = sprite_create();
 	player->total_steps	= 0;
 	player->steps		= 0;
-	player->xp		= 0;
+	player->xp			= 0;
 	player->hits		= 0;
 	player->kills		= 0;
 	player->misses		= 0;
@@ -290,6 +363,10 @@ player_create(class_t class, SDL_Renderer *renderer)
 	player->potion_sips	= 0;
 	player->class		= class;
 
+	for (size_t i = 0; i < PLAYER_SKILL_COUNT; ++i) {
+		player->skills[i] = NULL;
+	}
+
 	char asset[100];
 	switch (class) {
 		case ENGINEER:
@@ -311,9 +388,12 @@ player_create(class_t class, SDL_Renderer *renderer)
 		case WARRIOR:
 			m_strcpy(asset, 100, "Commissions/Warrior.png");
 			player->stats = (Stats) WARRIOR_STATS;
+			player->skills[0] = skill_create(FLURRY);
 			break;
 	}
 
+	player->skills[4] = skill_create(SIP_HEALTH);
+
 	sprite_load_texture(player->sprite, asset, 0, renderer);
 	player->sprite->pos = (Position) { TILE_DIMENSION, TILE_DIMENSION };
 	player->sprite->dim = GAME_DIMENSION;
@@ -334,6 +414,23 @@ ExperienceData player_get_xp_data(Player *p)
 	return data;
 }
 
+void
+player_monster_kill_check(Player *player, Monster *monster)
+{
+	if (!monster)
+		return;
+
+	if (monster->stats.hp <= 0) {
+		unsigned int gained_xp = 5 * monster->stats.lvl;
+		player->kills += 1;
+
+		mixer_play_effect(DEATH);
+		gui_log("You killed %s and gained %d xp",
+			monster->lclabel, gained_xp);
+		player_gain_xp(player, gained_xp);
+	}
+}
+
 void
 player_hit(Player *p, unsigned int dmg)
 {
@@ -393,5 +490,11 @@ player_destroy(Player *player)
 	actiontext_destroy(player->hitText);
 	actiontext_destroy(player->missText);
 
+	for (size_t i = 0; i < PLAYER_SKILL_COUNT; ++i) {
+		if (player->skills[i])
+			skill_destroy(player->skills[i]);
+		player->skills[i] = NULL;
+	}
+
 	free(player);
 }
diff --git a/src/player.h b/src/player.h
index b51ed29..051d8c8 100644
--- a/src/player.h
+++ b/src/player.h
@@ -24,6 +24,9 @@
 #include "stats.h"
 #include "actiontext.h"
 #include "camera.h"
+#include "skill.h"
+
+#define PLAYER_SKILL_COUNT 5
 
 enum PlayerClass { ENGINEER, MAGE, PALADIN, ROGUE, WARRIOR };
 typedef enum PlayerClass class_t;
@@ -49,6 +52,7 @@ typedef struct Player_t {
 	double gold;
 	unsigned int potion_sips;
 	class_t class;
+	Skill *skills[PLAYER_SKILL_COUNT];
 	void (*handle_event)(struct Player_t*, RoomMatrix*, SDL_Event*);
 } Player;
 
@@ -58,6 +62,12 @@ player_create(class_t, SDL_Renderer*);
 ExperienceData
 player_get_xp_data(Player*);
 
+void
+player_monster_kill_check(Player*, Monster*);
+
+void
+player_sip_health(Player*);
+
 void
 player_hit(Player*, unsigned int dmg);
 
diff --git a/src/random.c b/src/random.c
index a888de4..5b4e54d 100644
--- a/src/random.c
+++ b/src/random.c
@@ -31,4 +31,4 @@ get_random(unsigned int max)
 	}
 
 	return rand() % (max + 1);
-}
+}
\ No newline at end of file
diff --git a/src/skill.c b/src/skill.c
index 7caf7f8..d467602 100644
--- a/src/skill.c
+++ b/src/skill.c
@@ -21,6 +21,13 @@
 #include "texturecache.h"
 #include "skill.h"
 #include "util.h"
+#include "player.h"
+#include "roommatrix.h"
+#include "stats.h"
+#include "monster.h"
+#include "mixer.h"
+#include "gui.h"
+#include "random.h"
 
 static Skill *
 create_default(const char *s_label, Sprite *s)
@@ -30,6 +37,9 @@ create_default(const char *s_label, Sprite *s)
 	skill->resetTime = 5;
 	skill->resetCountdown = 0;
 	skill->icon = s;
+	skill->actionRequired = true;
+	skill->instantUse = false;
+	skill->active = false;
 	skill->use = NULL;
 	return skill;
 }
@@ -37,9 +47,29 @@ create_default(const char *s_label, Sprite *s)
 static bool
 skill_use_flurry(Skill *skill, SkillData *data)
 {
-	Position pos = position_to_matrix_coords(&data->player->sprite->pos);
-	UNUSED(pos);
-	UNUSED(skill);
+	Position playerPos = position_to_matrix_coords(&data->player->sprite->pos);
+	Position targetPos = playerPos;
+	targetPos.x += (int) data->direction.x;
+	targetPos.y += (int) data->direction.y;
+
+	Monster *monster = data->matrix->spaces[targetPos.x][targetPos.y].monster;
+	if (monster) {
+		gui_log("You attack %s with a flurry of strikes", monster->lclabel);
+		for (size_t i = 0; i < 3; ++i) {
+			unsigned int dmg = stats_fight(&data->player->stats, &monster->stats);
+			mixer_play_effect((SWING0 - 1) + get_random(3));
+			if (dmg > 0) {
+				gui_log("You hit for %u damage", dmg);
+				mixer_play_effect(SWORD_HIT);
+				monster_hit(monster, dmg);
+			}
+		}
+
+	} else {
+		gui_log("You swing at thin air with a flurry of strikes");
+	}
+	player_monster_kill_check(data->player, monster);
+
 	return true;
 }
 
@@ -57,12 +87,37 @@ create_flurry(void)
 	return skill;
 }
 
+static bool
+skill_sip_health(Skill *skill, SkillData *data)
+{
+	player_sip_health(data->player);
+	return true;
+}
+
+static Skill *
+create_sip_health()
+{
+	Texture *t = texturecache_add("Items/Potion.png");
+	Sprite *s = sprite_create();
+	sprite_set_texture(s, t, 0);
+	s->dim = DEFAULT_DIMENSION;
+	s->clip = CLIP16(0, 0);
+	s->fixed = true;
+	Skill *skill = create_default("Sip health", s);
+	skill->instantUse = true;
+	skill->use = skill_sip_health;
+	skill->resetTime = 0;
+	return skill;
+}
+
 Skill*
 skill_create(enum SkillType t)
 {
 	switch (t) {
 		case FLURRY:
 			return create_flurry();
+		case SIP_HEALTH:
+			return create_sip_health();
 		default:
 			fatal("Unknown SkillType %u", (unsigned int) t);
 			return NULL;
diff --git a/src/skill.h b/src/skill.h
index 2ac9de5..053cbef 100644
--- a/src/skill.h
+++ b/src/skill.h
@@ -20,17 +20,20 @@
 #define	SKILL_H_
 
 #include <stdbool.h>
-#include "player.h"
 #include "roommatrix.h"
 #include "sprite.h"
 #include "vector2d.h"
 
+// Forward declaration
+struct Player_t;
+
 enum SkillType {
-	FLURRY
+	FLURRY,
+	SIP_HEALTH
 };
 
 typedef struct SkillData_t {
-	Player *player;
+	struct Player_t *player;
 	RoomMatrix *matrix;
 	Vector2d direction;
 } SkillData;
@@ -40,6 +43,8 @@ typedef struct Skill_t {
 	Sprite *icon;
 	unsigned int resetTime;
 	unsigned int resetCountdown;
+	bool actionRequired;
+	bool instantUse;
 	bool active;
 	bool (*use)(struct Skill_t*, SkillData*);
 } Skill;
diff --git a/src/skillbar.c b/src/skillbar.c
index 478f597..477fd08 100644
--- a/src/skillbar.c
+++ b/src/skillbar.c
@@ -34,7 +34,7 @@ load_texture(SkillBar *bar, const char *path, SDL_Renderer *renderer)
 	t->dim.width = 16;
 	t->dim.height = 16;
 
-	for (unsigned int i = 0; i < 4; ++i) {
+	for (unsigned int i = 0; i < 5; ++i) {
 		char buffer[4];
 		Sprite *s = sprite_create();
 		s->pos = (Position) { i * 32 + 20, 20 };
@@ -113,11 +113,56 @@ render_activation_indicator(SkillBar *bar, Camera *cam)
 	SDL_RenderDrawRect(cam->renderer, &square);
 }
 
+static void
+render_skills(SkillBar *bar, Player *player, Camera *cam)
+{
+	static SDL_Rect activeSkillBox = { 0, 0, 32, 32 };
+
+	for (size_t i = 0; i < PLAYER_SKILL_COUNT; ++i) {
+		if (!player->skills[i])
+			continue;
+
+		Skill *skill = player->skills[i];
+		skill->icon->pos = (Position) { 8 + i * 32, 8 };
+		sprite_render(skill->icon, cam);
+
+		if (player->skills[i]->active) {
+			activeSkillBox.x = i * 32;
+			SDL_SetRenderDrawColor(cam->renderer, 0, 0, 255, 100);
+			SDL_RenderFillRect(cam->renderer, &activeSkillBox);
+		}
+		if (player->skills[i]->resetCountdown > 0) {
+			activeSkillBox.x = i * 32;
+			SDL_SetRenderDrawColor(cam->renderer, 255, 0, 0, 100);
+			SDL_RenderFillRect(cam->renderer, &activeSkillBox);
+		}
+	}
+}
+
+static void
+render_skill_unavailable(SkillBar *bar, Player *player, Camera *cam)
+{
+	static SDL_Rect unavailableSkillBox = { 0, 0, 32, 32 };
+
+	for (size_t i = 0; i < PLAYER_SKILL_COUNT; ++i) {
+		if (!player->skills[i])
+			continue;
+
+		if (player->skills[i]->resetCountdown > 0) {
+			unavailableSkillBox.x = i * 32;
+			SDL_SetRenderDrawColor(cam->renderer, 255, 0, 0, 70);
+			SDL_RenderFillRect(cam->renderer, &unavailableSkillBox);
+		}
+	}
+}
+
 void
-skillbar_render(SkillBar *bar, Camera *cam)
+skillbar_render(SkillBar *bar, Player *player, Camera *cam)
 {
 	render_frame(cam);
+	render_skills(bar, player, cam);
 	render_sprites(bar, cam);
+	render_skill_unavailable(bar, player, cam);
 	render_activation_indicator(bar, cam);
 }
 
@@ -136,6 +181,8 @@ skillbar_handle_event(SkillBar *bar, SDL_Event *event)
 		key = 3;
 	else if (keyboard_press(SDLK_4, event))
 		key = 4;
+	else if (keyboard_press(SDLK_5, event))
+		key = 5;
 
 	if (key != 0) {
 		bar->lastActivation = key;
diff --git a/src/skillbar.h b/src/skillbar.h
index 6319d36..3feade5 100644
--- a/src/skillbar.h
+++ b/src/skillbar.h
@@ -23,6 +23,7 @@
 #include "linkedlist.h"
 #include "camera.h"
 #include "timer.h"
+#include "player.h"
 
 typedef struct SkillBar_t {
 	LinkedList *sprites;
@@ -34,7 +35,7 @@ SkillBar *
 skillbar_create(SDL_Renderer*);
 
 void
-skillbar_render(SkillBar*, Camera*);
+skillbar_render(SkillBar*, Player*, Camera*);
 
 void
 skillbar_handle_event(SkillBar*, SDL_Event*);
diff --git a/src/vector2d.h b/src/vector2d.h
index a1cf341..92777d3 100644
--- a/src/vector2d.h
+++ b/src/vector2d.h
@@ -19,6 +19,7 @@
 #ifndef VECTOR2D_H_
 #define	VECTOR2D_H_
 
+#define VECTOR2D_NODIR	(Vector2d) {  0,  0 }
 #define VECTOR2D_RIGHT	(Vector2d) {  1,  0 }
 #define VECTOR2D_LEFT	(Vector2d) { -1,  0 }
 #define VECTOR2D_UP		(Vector2d) {  0, -1 }