As an Eldlich player, you want to be as annoying as possible by interrupting them in every possible way, whether it by floodgating conditions on the field or interrupting combos midway
It is based on the control of a majority of creatures and does not trigger a reaction on its own
It was once called the best card in multiplayer by no less a luminary than Anthony Alongi
"Blue-Eyes White Dragon" + 1 Dragon monster
A spell/trap negate that pops is actually pretty good, it insulates us from Imperm, and it is always useful, but I don't think I need or want a second to ever show up
While the net damage output may seem low since Mewtwo EX discards 2 Energy after Psydrive, having Lucario around to do 20 extra damage (stacks to 40 with Lucario cards on the Bench), helps Gallade eliminate cards even if they have fewer Energy attached