Banner of Kinship

As this artifact enters, choose a creature type.

Whenever you cast a spell of the chosen type, put a charge counter on this artifact.

Creatures you control of the chosen type get +1/+1 for each charge counter on this artifact.

Flash

As this artifact enters, choose a creature type.

Creatures you control of the chosen type get +1/+1.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature's color.)

As this artifact enters, choose a creature type.

Creatures you control of the chosen type get +2/+2.

As this artifact enters, choose a creature type.

Creatures you control of the chosen type get +1/+1.

Whenever you cast a creature spell of the chosen type, draw a card.

Flying

This creature enters with a +1/+1 counter on it for each Gate you control.

This creature enters with three +1/+1 counters on it for each spent to cast it.

When this creature enters, choose up to two other target creatures you control. For each spent to cast this creature, put a +1/+1 counter on each of them.