Evoke was an alternate (usually cheaper cost) that made you sacrifice them when they enter
Dragon Shield will be your favourite brand if you dont mind a bland design but appreciate the high-quality sleeves that wont break the bank
Sometimes you just need a hulk, and at a trampling 12/12 Ghatla is the hulkest legend there is, provided you dont go poking around the Blind Eternities for plane-eating spaghetti monsters
By making attacking with giant creatures even more devastating, players are encouraged to do just that
Id also take a look at Graceful Restoration and Priest of Fell Rites for any Cleric or Aristocrats decks in Orzhov as both have many applications and Master of Death for Zombie and Wizards decks as some repeatable discard or sacrifice fodder
Myr Battlesphere - Another popular ramp finisher, this is a great one to flicker because it not only swarms, but can use that swarm by attacking with itself for big damage and then get flickered again after the ability resolves before dying to a lethal block