[C][C] Coordinated Strike: 20+ damage
Impact Tremors has always been a great red enchantment for go-wide decks to push extra damage, especially in Commander, but it has a weakness: It sucks when you draw it late
Each token must attack the appropriate player if able
Since you'll be the last player to get the extra draws, make sure that you hold them until you have an extra land in hand so that you can capitalize on that effect
The thing is, Opposition Agent isn't just shutting down powerful tutors like Demonic Tutor or Vampiric Tutor, it's also shutting down ramp spells like Nature's Lore and Sakura-Tribe Elder, Fetch Lands, Situational tutors like Fabricate and a host of other spells and abilities that commonly appear in decks
Notably, it doesnt add any loyalty to the planeswalker whose ability you copy, but its often a worthwhile investment, assuming youre playing a good Chandra