Charge!
From Archon Arcana
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Charge! • Sanctum • Action • Rare • Play: For the remainder of the turn, each creature you play gains, “Play: Deal 2
to an enemy creature.” • Artist: Oscar Römer • Card Number: CotA (214), MM (161)

Commentary
If an ability states an effect is applied to "each creature", the effect is resolved for both Friendly and Enemy creatures.
Source: Rulebook