legolas mtg cards Greenleaf - Altered Art earth (LTR) #212 Illustrated by Yongjae Choi Magic MTG Legolas, Counter of Kills

It turns into a ton of free red mana, ripe for a red commander

Professional Face-Breaker would be a close second, allowing you to sacrifice a treasure token to exile a card from top of library and play it if you wish that turn

For other token-makers, the decks running Elspeth, Suns ChampionElspeth, Suns Champion, Secure the WastesSecure the Wastes, Migratory RouteMigratory Route, Improbable AllianceImprobable Alliance, and many more

On the other hand, the best cards which explicitly support the go wide aspect of the deck are significantly more expensive

Blue cards are considered the control color because they have the unique ability to interact with the stack through counterspells

Target creature gets -5/-5 until end of turn