Leonin Den-Guard

As long as Leonin Den-Guard is equipped, it gets +1/+1 and has vigilance.

Fireshrieker

Equipped creature has double strike. (It deals both first-strike and regular combat damage.)
Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

Leonin Elder

Whenever an artifact enters, you may gain 1 life.

Altar's Light

Coat of Arms

Each creature gets +1/+1 for each other creature on the battlefield that shares at least one creature type with it. (For example, if two Goblin Warriors and a Goblin Shaman are on the battlefield, each gets +2/+2.)

Banshee's Blade

Equipped creature gets +1/+1 for each charge counter on Banshee's Blade.
Whenever equipped creature deals combat damage, put a charge counter on Banshee's Blade.
Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery. This card enters unattached and stays on the battlefield if the creature leaves.)

Pteron Ghost

Flying
Sacrifice Pteron Ghost: Regenerate target artifact.

Arrest

Enchant creature
Enchanted creature can't attack or block, and its activated abilities can't be activated.

Noble Purpose

Whenever a creature you control deals combat damage, you gain that much life.

Leonin Skyhunter

Skyhunter Cub

As long as Skyhunter Cub is equipped, it gets +1/+1 and has flying.

Darksteel Citadel

Loxodon Warhammer

Equipped creature gets +3/+0 and has trample and lifelink.
Equip {3}

Holy Day

Prevent all combat damage that would be dealt this turn.

Ancient Den

Sunbeam Spellbomb

{W}, Sacrifice Sunbeam Spellbomb: You gain 5 life.
{1}, Sacrifice Sunbeam Spellbomb: Draw a card.

Leonin Scimitar

Equipped creature gets +1/+1.
Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)