mtg champion card of Lambholt [Avacyn Restored] (Exile an Elf you control or an Elf card from your hand.) Whenever you cast a creature spell Champion of the Path

Tainted Strike and Triumph of the Hordes in particular fit the deck quite well while Exoskeleton and Skithiryx are a bit clunky

Blightsteel Colossus, perhaps

Not only did Ojutai feature in the Esper Dragons lists with Silumgar, but it had lasting appeal beyond the heyday of those decks

1999 update In September 1999, Wizards amended the Card Reprint Policy with the addition of an explicit Border-Color Policy

Then you can exile a graveyard and gain a bunch of life, ramp out two lands of any type not just basics tapped, make a pair of 2/2 Bear tokens, or toss a pair of counters on all of your stuff for the going wide, and with the Bears as a default that's two 4/4s for six mana on a naked board

Ultimecia's card in Magic: The Gathering Arena , Ultimecia, Time Sorceress, is a blue and black creature card with a five mana cost