Not all cards nessasary

Sacrifice a creature: Add one mana of any color.

Whenever a creature you control enters, it gets +2/+0 and gains haste until end of turn.

Enchant creature you control When enchanted creature deals combat damage to a player, sacrifice it and attach this Aura to a creature you control. If you do, untap all creatures you control and after this phase, there is an additional combat phase.

If an effect would create one or more tokens under your control, it creates twice that many of those tokens instead. If an effect would put one or more counters on a permanent you control, it puts twice that many of those counters on that permanent instead.

Whenever a creature token leaves the battlefield, put a +1/+1 counter on this creature. , Remove a +1/+1 counter from this creature: Create two 1/1 white Spirit creature tokens with flying.

Whenever another creature you control enters, that creature gets +3/+3 until end of turn.

All creatures have haste.

Equipped creature has ", : This creature deals 1 damage to any target" and "Whenever a creature dies, untap this creature." Whenever a Shaman creature enters, you may attach this Equipment to it. Equip

Enchant creature Enchanted creature has ": Create X 1/1 red Elemental creature tokens with haste, where X is this creature's power. Exile them at the beginning of the next end step."

Whenever a creature you control enters, if that creature is 1/1, put two +1/+1 counters on it.