After obtaining bombs early through any early bomb method, this block keeps you from speed booster without diffusion.
Clipping shots through walls is done by sliding then jumping into a ceiling and shooting as you bonk, you need to get a diagonal shot from the side to hit the mass. Test your technique in the upper-left corridor to see if you can hit the door. It's very precise.
Update: Running into more diffusion masses (after breaking them they're not shown on completed maps which is how I routed. Two block the way at screw attack, and I'm trying to get diffusion without fighting Kraid using similar methods for the possibility of Varia suitless (though Kraid might be possible Varia-less having plasma beam and supers to get through phase 1 quick, bombs for phase 2 quick kill, and extra e-tanks)
Ещё видео!