It has hexproof from activated and triggered abilities, and it grants you four energy counters rather than two
Chainer's ability also hits creatures with madness (after a card with madness has been discarded, the trigger sends it to a special exile zone where you get a chance to cast it before it makes its way to the graveyard), meaning a good chunk of the creatures in this deck will also come in with haste

Gallery and List of Summon Cards The seven summons from the Commander Precons (FIC) are: Summon: Good King Mog XII Summon: Ixion Summon: Yojimbo Summon: Valefor Summon: Esper Valigarmanda Summon: Kujata Summon: Magus Sisters The 27 saga creatures from the main set (FIN) are: Summon: Bahamut Crystal Fragments // Summon: Alexander Dion, Bahamut's Dominant // Bahamut, Warden of Light Summon: Choco/Mog Summon: Knights of Round Summon: Primal Garuda Jill, Shiva's Dominant // Shiva, Warden of Ice Summon: Leviathan Summon: Shiva Jecht, Reluctant Guardian // Braska's Final Aeon Summon: Anima Summon: Primal Odin Clive, Ifrit's Dominant // Ifrit, Warden of Inferno Summon: Brynhildr Summon: Esper Ramuh Summon: G.F
Tapping your Hares to make copies of your Rabbit tokens is fine and all, but we can do better
Lurking beneath the murky waters of Ixalan's rivers, sailbacks can rip a meal off the shore in the blink of an eye
Herald of Amity