
Enchantment
Creatures you control have haste.
Legendary creatures you control get +1/+0.

Three-mana enchantment giving all your creatures haste.

Haste enabler enchantment with sac-for-pump upside.

Grants haste to all creatures, indestructible enchantment.

Gives haste from graveyard with a Mountain in play.

Haste for creatures plus +X power buff.

Your creatures enter with haste.

Haste plus +2/+0 to entering creatures.

Cheap repeatable haste granter for the team.
→ Infinite LTB, Infinite ETB, Infinite sacrifice triggers
→ Infinite LTB, Infinite ETB, Infinite sacrifice triggers
→ Infinite LTB, Infinite ETB, Infinite combat phases
→ Infinite combat damage, Infinite combat phases, Infinite death triggers
→ Infinite LTB, Infinite ETB, Infinite combat phases
→ Infinite colored mana, Infinite combat damage, Infinite combat phases