Aside from the obvious synergy with a deck built around Azorius flyers, I think that the way that she shuffles things around the table is interesting and can lead to some fun situations
Tuvasa the Sunlit Rarity: Mythic Rare TYPE: Legendary Creature SUBTYPE: Merfolk Shaman CMC: 3 Mana cost: USD: $0.00 EUR: 0.00 TIX: 5.67 EDHREC RANK: 8145 (1/1) Tuvasa gets +1/+1 for each enchantment you control

C 0136 Human Torch, Johnny Storm U 0137 HYDRA Assault Robot C 0138 Iron Fist, Living Weapon U 0139 Jessica Jones, Private Eye U 0140 Kun-Lun Warrior C 0141 Kree Sentinel C 0142 Lightning Strike C 0143 Loki Laufeyson U 0144 Machinesmith Automaton C 0145 Misty Knight, Hero for Hire U 0146 Mjlnir, Hammer of Thor M 0147 Photon Blast Barrage U 0148 Quicksilver, Brash Blur R 0149 Red Hulk U 0150 Repulsor Blast C 0151 The Scarlet Witch R 0152 Speed, Young Avenger U 0153 Stark Industries Executive C 0154 Super Speed C 0155 Team Tactics U 0156 Thor, God of Thunder M 0157 Truck Toss U 0158 Vision of Love C 0159 Volcanic Villain C 0160 Wonder Man, Hollywood Hero U 0161 Ant-Mans Army C 0162 Call Damage Control C 0163 Claim the Kingdom U 0164 Doc Samson, Super Psychiatrist U 0165 Earths Mightiest Heroes M 0166 Epic Fight R 0167 Giant Growth C 0168 Go Nuts
Please refer to the FINAL FANTASY Trading Card Game announcement about opportunities to receive these promo cards
I don't think Containment Priest if the format-warper that True-Name Nemesis was (and in some ways continues to be) but I think its going to be played far more than Toxic Deluge, which is generally a sideboard one-of
One mythic can flood you with mana, bury your opponent in card advantage, and threaten to end the game on the same turn