Plains

Disenchant

Sigarda's Aid

You may cast Aura and Equipment spells as though they had flash.
Whenever an Equipment you control enters, you may attach it to target creature you control.

Chariot of Victory

Equipped creature has first strike, trample, and haste.
Equip {1}

Lunarch Inquisitors

When this creature transforms into Lunarch Inquisitors, you may exile another target creature until Lunarch Inquisitors leaves the battlefield.

Avacynian Missionaries

At the beginning of your end step, if Avacynian Missionaries is equipped, transform it.

Avacynian Missionaries // Lunarch Inquisitors

Brass Squire

{T}: Attach target Equipment you control to target creature you control.

Sword of Kaldra

Equipped creature gets +5/+5.
Whenever equipped creature deals damage to a creature, exile that creature. (Exile it only if it's still on the battlefield.)
Equip {4} ({4}: Attach to target creature you control. Equip only as a sorcery. This card enters unattached and stays on the battlefield if the creature leaves.)

Loxodon Punisher

Loxodon Punisher gets +2/+2 for each Equipment attached to it.

Short Sword

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

Open the Armory

Search your library for an Aura or Equipment card, reveal it, put it into your hand, then shuffle.

Bonesplitter

Arrest

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

Kor Duelist

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

Suture Spirit

Flying
{W/B}{W/B}{W/B}: Regenerate target creature.

Vorrac Battlehorns

Equipped creature has trample and can't be blocked by more than one creature.
Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery. This card enters unattached and stays on the battlefield if the creature leaves.)

Skyhunter Skirmisher

Sunspear Shikari

As long as Sunspear Shikari is equipped, it has first strike and lifelink. (It deals combat damage before creatures without first strike. Damage dealt by it also causes you to gain that much life.)

Steelshaper's Gift

Search your library for an Equipment card, reveal that card, put it into your hand, then shuffle.

Leonin Den-Guard

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

Stone Haven Outfitter

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

Auriok Windwalker

Flying
{T}: Attach target Equipment you control to target creature you control.

Sword of Vengeance

Equipped creature gets +2/+0 and has first strike, vigilance, trample, and haste.
Equip {3}

Argentum Armor

Equipped creature gets +6/+6.
Whenever equipped creature attacks, destroy target permanent.
Equip {6}

Fencing Ace

Double strike (This creature deals both first-strike and regular combat damage.)