Adelbert Steiner Cecil, Dark Knight Cecil, Redeemed Paladin Dion, Bahamut's Dominant Freya Crescent Garland, Knight of Cornelia Judge Magister Gabranth Kain, Traitorous Dragoon Seifer Almasy Squall, SeeD Mercenary Summon: Brynhildr Summon: Knights of Round Summon: Primal Odin
1 Rest in Peace and 1 Stony Silence provide important tutor targets for Artifact and graveyard-focused matchups (decks like Dredge or Affinity)
License This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version
Putting a creature onto the battlefield attacking as the ability resolves will cause the ability to trigger again
And trust me, I've gotten mail on this