(5/3/2019) If a permanent leaves the battlefield this way but ends up in a zone other than a library (most likely because it's a player's commander in the Commander variant), it's still counted to determine how many cards to reveal.
Decklist: Simic Kicker in Pioneer Roost of Drakes | Illustration by Bayard Wu Creature (16) Coralhelm Chronicler x4 Murasa Sproutling x4 Verazol, the Split Current x4 Vine Gecko x4 Instant (4) Sorcery (10) Inscription of Insight x3 Reclaim the Wastes x3 Vastwood Surge x4 Enchantment (8) Bubble Snare x4 Roost of Drakes x4 Land (22) Forest x6 Temple of Mystery x4 Island x6 Thornwood Falls x2 Throne of Makindi x4 Sideboard (15) Broken Wings x2 Frogify x2 Lullmage's Familiar x4 Negate x3 Soul-Guide Lantern x4 This was a former Standard deck that's since rotated and now fits into Pioneer, though not in a competitive sense
Most of the other cards have their place as worthwhile cards in Commander, but Restoration Angel should be feared because its arrival usually heralds the end of someone
"I wanted to combine both the game I grew up with and the game I play today," he explains
One would expect the cards that give Commander its original EDH (Elder Dragon Highlander) name would have some kind of imposing and particularly threatening art
Must be Fusion Summoned and cannot be Special Summoned by other ways