O-Naginata

This Equipment can be attached only to a creature with power 3 or greater.
Equipped creature gets +3/+0 and has trample.
Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

Plains

Mox Tantalite

Suspend 3—{0} (Rather than cast this card from your hand, pay {0} and exile it with three time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost.)
{T}: Add one mana of any color.

Stone Haven Outfitter

Equipped creatures you control get +1/+1.
Whenever an equipped creature you control dies, draw a card.

Auriok Edgewright

Metalcraft — This creature has double strike as long as you control three or more artifacts.

Skullclamp

Equipped creature gets +1/-1.
Whenever equipped creature dies, draw two cards.
Equip {1}

Auriok Glaivemaster

As long as this creature is equipped, it gets +1/+1 and has first strike.

Shuko

Equipped creature gets +1/+0.
Equip {0} ({0}: Attach to target creature you control. Equip only as a sorcery.)

Buried Ruin

{T}: Add {C}.
{2}, {T}, Sacrifice this land: Return target artifact card from your graveyard to your hand.

Kitesail Apprentice

As long as this creature is equipped, it gets +1/+1 and has flying.

Bloodforged Battle-Axe

Equipped creature gets +2/+0.
Whenever equipped creature deals combat damage to a player, create a token that's a copy of this Equipment.
Equip {2}

Bone Saw

Equipped creature gets +1/+0.
Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

Lightning Greaves

Equipped creature has haste and shroud. (It can't be the target of spells or abilities.)
Equip {0}

Auriok Steelshaper

Equip costs you pay cost {1} less.
As long as this creature is equipped, each creature you control that's a Soldier or a Knight gets +1/+1.

Darksteel Citadel

Cranial Plating

Equipped creature gets +1/+0 for each artifact you control.
{B}{B}: Attach this Equipment to target creature you control.
Equip {1}

Ancient Den

Ardent Recruit

Metalcraft - This creature gets +2/+2 as long as you control three or more artifacts.

Kor Duelist

As long as this creature is equipped, it has double strike. (It deals both first-strike and regular combat damage.)

Brave the Elements

Choose a color. White creatures you control gain protection from the chosen color until end of turn.

Bonesplitter

Dispatch

Tap target creature.
Metalcraft — If you control three or more artifacts, exile that creature.

Leonin Shikari

You may activate equip abilities any time you could cast an instant.

Puresteel Paladin

Whenever an Equipment you control enters, you may draw a card.
Metalcraft — Equipment you control have equip {0} as long as you control three or more artifacts.

Lurrus of the Dream-Den

Companion — Each permanent card in your starting deck has mana value 2 or less. (If this card is your chosen companion, you may put it into your hand from outside the game for {3} as a sorcery.)
Lifelink
Once during each of your turns, you may cast a permanent spell with mana value 2 or less from your graveyard.