He adds a lore for every item you own and in an item focused sapphire deck, not only can you grab yourself a silly amount of ink to make that steep cost not too much to worry about, it also means you can get yourself the lore that Tamatoa provides directly on the turn you play him by utilising the Lucky Dime
Cast Yuna, Hope of Spira to cast enchantment creatures with a bonus and Summon: Bahamut to inflict widespread damage
Mufasa Ruler of Pride Rock could be fun
And, if that wasn't enough, this ability can be activated more than once
4th Teleport: Middle, should not do any raid damage, but will summon the small adds
Keep in mind that all of these combos rely on pulling cards you only have one of in the deck, so you won't be able to reliably play all of these combos every game