Equipped creature gets +2/+2, has flying, and is a white Angel in addition to its other colors and types.
Equip (: Attach to target creature you control. Equip only as a sorcery.)

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

Equipped creature gets +2/+2, has haste, can't attack you or a planeswalker you control, and can't be sacrificed.
At the beginning of each opponent's upkeep, you may have that player gain control of equipped creature until end of turn. If you do, untap it.
Equip

Equipped creature gets +2/+0 and has vigilance and "At the beginning of your upkeep, draw a card."
Whenever equipped creature dies, target opponent gains control of Avarice Amulet.
Equip (: Attach to target creature you control. Equip only as a sorcery.)

Equipped creature gets +4/-1.
Equip

Equipped creature gets +2/+2 and has trample and lifelink.
Equip

Equipped creature gets +2/+2 and has trample. (It can deal excess combat damage to the player or planeswalker it's attacking.)
Equip (: Attach to target creature you control. Equip only as a sorcery.)

Equipped creature gets +3/+0.
As long as equipped creature is a Human, it has lifelink.
Equip

Equipped creature gets +2/+0, has menace, and is a Pirate in addition to its other creature types.
Whenever Captain's Hook becomes unattached from a permanent, destroy that permanent.
Equip

Equipped creature gets +2/+2.
As long as equipped creature is legendary, it has hexproof. (It can't be the target of spells or abilities your opponents control.)
Equip

Equipped creature has first strike, trample, and haste.
Equip

Equipped creature gets +2/+2 and has menace. (It can't be blocked except by two or more creatures.)
Equip

Indestructible
Equipped creature has indestructible.
Equip

Equipped creature gets +2/+2.
Whenever equipped creature dies, you may put a creature card from your hand onto the battlefield and attach Deathrender to it.
Equip

Equipped creature gets +4/+2.
Equip—Sacrifice a creature.

Equipped creature has "Whenever you draw a card, this creature gets +1/+1 and gains flying until end of turn" and ": Draw a card."
Whenever a Wizard creature enters the battlefield, you may attach Diviner's Wand to it.
Equip

Equipped creature has defender and ", : Other creatures you control gain trample and get +X/+X until end of turn, where X is this creature's power."
Equip

Equipped creature gets +1/+0.
When equipped creature deals combat damage to a player, unattach Elbrus, the Binding Blade, then transform it.
Equip

: Ensouled Scimitar becomes a 1/5 Spirit artifact creature with flying until end of turn. (Equipment that's a creature can't equip a creature.)
Equipped creature gets +1/+5.
Equip (: Attach to target creature you control. Equip only as a sorcery.)

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