Helm of Kaldra
{3}
Legendary Artifact -- Equipment
Equipped creature has first strike, trample, and haste.
{1}: If you control Equipment named Helm of Kaldra, Sword of Kaldra, and Shield of Kaldra, create Kaldra, a legendary 4/4 colorless Avatar creature token. Attach those Equipment to it.
Equip {2}
Moonsilver Spear
{4}
Artifact -- Equipment
Equipped creature has first strike.
Whenever equipped creature attacks, create a 4/4 white Angel creature token with flying.
Equip {4}
Sparring Collar
{2}
Artifact -- Equipment
Equipped creature has first strike.
{R}{R}: Attach ~this~ to target creature you control.
Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)