Urza's Legacy

{T}, Sacrifice Ghitu Fire-Eater: It deals damage equal to its power to any target.

{T}, Sacrifice Tragic Poet: Return target enchantment card from your graveyard to your hand.

{T}: Target creature gains forestwalk until end of turn. (It can't be blocked as long as defending player controls a Forest.)

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

{1}{R}, {T}: Destroy target artifact. Viashino Heretic deals damage to that artifact's controller equal to the artifact's mana value.

Flying, vigilance Radiant, Archangel gets +1/+1 for each other creature with flying on the battlefield.

Flying Echo {2}{U} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless y...

Echo {3}{G}{G} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you p...

Beast of Burden's power and toughness are each equal to the number of creatures on the battlefield.

Shroud (This creature can't be the target of spells or abilities.) Multani, Maro-Sorcerer's power and toughness are each equal to the total number...

{1}{U}, {T}: Put target green creature on top of its owner's library.

If Viashino Bey attacks, all creatures you control attack if able.

Whenever Goblin Medics becomes tapped, it deals 1 damage to any target.

Flying {B}: Regenerate Fog of Gnats.

{T}: Target creature loses your choice of flying, first strike, or trample until end of turn.

Echo {4} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its...

Flying, protection from red

Flying, protection from black Echo {3}{W}{W} (At the beginning of your upkeep, if this came under your control since the beginning of your last upk...

{T}: Destroy target Aura attached to a creature.

Trample When Weatherseed Treefolk dies, return it to its owner's hand.

Flying, protection from artifacts

Flying Echo {2}{B} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless y...

You may have Lone Wolf assign its combat damage as though it weren't blocked.