**[[Scarecrow]]: When Main Card has Debuff Skill, 33% chance to activate Main Skill twice (Chance increases by +4% for every -5 Stat Total you have)
**[[Emerald_City_of_Oz#Special_Sub_Cards|Magical Brain Food]]: When Main Card has Debuff Skill, (15/25/33%) Chance to activate Skill twice (50% chance to inflict 5% HP Recoil damage)
**[[Nyarlathotep (Mascot)]]: On Skill Activation, 33% Chance to activate Main Card's Skill twice (On Full House+, grants 40% Skill Boost; When Subbed alongside 2 other Eldritch Cards, clears Status Effects)
**[[Dorapo_Studio_Tour#Special_Sub_Cards|Nyarlu Doll]]: When Main Card is Blue, Heals (1/3/5%) HP and (20/25/33%) chance to activate Main Card's Skill three times
**[[Merlin (SDS)]]: On Skill Activation, Heals 3% HP and 33% chance to activate Skill 2x (50% Chance to grant +1 DEF)
**Aqua Fan: When Main Card has Heal Skill, (10/25/33%) Chance to activate Skill 3x and grant +1 DEF
**[[Petronius (Gig)]]: When Main Card is [[Emily (Gig)]] or [[Monica (Gig)]], makes their Main Skill AoE on Straight+
**[[Nimue & Nyanko]]: When Main Card is A, small chance for Skill to become AoE on Skill Activation.