The sounds and text and music sounds are quite similar. Act Raiser came out a few years before Illusion of Gaia, came out of the same studio I believe.
1. Does anybody know if the time spent getting the 2x attack powerup at 9:52 before the sea dragon is faster? 2. Why have I always gone the long way in bloodpool act 2? 3. The bloodpool wizard is a mean mean werewolf if you fail at killing him that way. 4. The pint-sized skeletons in Aitos are jumpable? 5 Off-screen powerups at 3:52 (down) 13:31(behind a column)14:36 (jump over chasm), 14:54 (jumping on a sled) 16:02 (jump over chasm) 16:21 (far right), out of space curse you youtube.com!
It is an unintended side effect of getting damaged while next to a wall. It gives you ground underneath you so you can continually jump while crouching kind of. There are a few tutorials here on RU-vid.