Controls for Heart: Arrow Keys to Move R, G, Y, F to change between Yellow mode Green Mode, Red Mode or Blue mode! Press the Mercy Button to spare Press the Fight Button to deal damage the Dummy Do this many times until the dummy is killed Space to shoot, will auto turn to yellow mode because yellow mode shoots just like in Undertale When Blue mode, press up arrow to jump When red mode, Just arrow key to move When Green mode WASD to move your shield Controls for Dummy Enemy: 1 = Pellets 2 = Short Bones 3 = Long Bones 4 = Spears on the Left 5 = Spears on the Top 6 = Fireball 7 = Fireball Wave E = Gaster Blaster 8 = Blue Attack (Don't Move when touching) 9 = Orange Attack (Must Move when touching) B = Bomb (If Possible Shoot bomb in Yellow mode and dodge) N = Bomb With wall (Same as B) M = Giant Gaster Blaster H = Moving Walls X = Orange Bone C = Blue Bone The fireball wave is Possible to survive trust me, I 100% tested it before.