Chipping in for extra damage on early turns makes this into a significant threat, especially when the opponent usually can't stop the first few attacks
Forests tapping for two mana snowball absurdly fast, and animated lands suddenly become hasty attackers and blockers that dodge most sweepers
The card Triskaidekaphobia which causes players on exactly 13 life to lose the game is already confirmed for an Innistrad Remastered reprint, and it would be a real shame if its blue mana counterpart were passed over
The resulting abomination was the combination of Elves, Devoted Druid Combo, Stoneblade and Urzas Saga decks, and I love it
Cards that also allow you to steal spells, like Rogue Class and Gonti, Lord of Luxury will also allow you to cast those spells for a reduced cost while giving you additional ways to keep playable cards in exile