Instructions are in the game. Bonus Moves: SpaceBar = Super Sonic 1 = Sonic and Tails 2 = Modern Sonic 3 = Playable Tails H = Sonic EXE H + 3 = Tails EXE Tapping Z = Fly " Only as Tails, Sonic EXE. and Super Sonic " Dash = X "Only Modern Sonic. Sonic EXE, and Super Sonic." Air Dash = Z/X Quick Fall = Down Arrow c = Hyper Tails Updates: Jun 25, 2018: 3:45 PM: Game came out. 10:17 PM: Tails is added. 11:12 PM: Modern Sonic. Jun 26, 2018: 3:27 PM: Fixed Modern Sonic's Super Sonic Speed Glitch. 3:38 PM: Jump Dash is added. Jun 27, 2018: 3:48 PM: Super Sonic can Dash. Aug 19, 2018 2:46 Changed name to Sonic Engine Ultimate Aug 24, 2018 4:10 Started work on playable tails 4:15 Finished Playable Tails 5:39 Added Music Aug 25, 2018 11:32 Super Sonic can fly Sep 2, 2018 7:55 Super Modern Sonic Nov 22 3:01 Sonic EXE Nov 23 4:11 Test Zone update 4:18 Sonic EXE update (2019) May 3 2:27 Background Update (2020) Mar 4 9:44 Tails EXE update April 2 11:00 New background of EXE