This category tends to include most combat tricks and most serviceable creatures (combat tricks always compete for space with creatures and removal, so I rate them lower), as well as cards that can be strong out of the sideboard
Instant ramp: Growth Spiral, Harrow, Omen of the Hunt, etc, Sorcery ramp: Into the North, Cultivate, Natures Lore, etc
They've gone from being a somewhat underwhelming and underutilised mechanic in Ixalan to something that borders on being broken thanks to the likes of cards like Korvold, Fae-Cursed King
(A player with ten or more poison counters loses the game.) Illustrated by Ron Spencer Standard Not Legal Alchemy Not Legal Pioneer Not Legal Historic Not Legal Modern Not Legal Brawl Not Legal Legacy Legal Comp
Due to his albinism and soul-based magic, Ajani was an outcast among his Leonin tribe who was only cared for by his brother, Jazal