Kyber Crystal

Pick any color in your commander’s color identity:
•Black: This creature cannot be blocked by creatures with greater power or toughness.
•Green: Equipped creature gets X +1/+1 counters for each Acolyte on the field.
•Red: Whenever equipped creature deals combat damage to a player or planeswalker, it also deals damage to another target player or planeswalker.
{bull}Blue: Equipped creature has Ward X, where X is the number of Acolytes on the field.
{bull}White: Equipped creature