The Legendary card only costs four ink, and at the end of each turn the player takes, they may remove one damage from each of their other characters and ready them, thereby protecting them from further damage
Tigger is a pretty stacked card, costing four ink to put in play, and he enters with five strength and four willpower
For best results, speak the flavor text of Might of Oaks right as you cast it, preferably on the game-winning alpha strike
Outside of exiling cards and permanents, Ulamog, the Ceaseless Hunger serves as a solid threat, and coming with indestructible, it can make it tricky to remove in Commander
These will be found in the regular frame in Set Boosters, with extended-art versions in Collector Boosters
The specific meta in your area might be different, but the best Standard decks in MTG should all perform well nevertheless