Many decks play Abilities, like Genesect V [Fusion Strike] in a Mew VMAX deck, and they rely on them a lot too
Both decks contain 15 new-to- Magic Commander cards from Kamigawa: Neon Dynasty plus a foil-etched display commander
For removal, we rely on bouncing creatures with Desculpting Blast, which also conveniently leaves behind a flying artifact token
If your life total can't change, effects that would replace having you gain life with some other event won't be able to be applied because it's impossible for you to gain life
While everyone should be able to play and enjoy Magic , not everyone has to play tournament Magic , which is evidenced by the fact that a huge majority of the Magic community plays the game casually and couldn't care less about Grands Prix and Pro Tours
Of course, these numbers are not absolute and will vary depending on your deck, so use what works for you