M:tG card similarity search
3UU · Battle — Siege
(As a Siege enters, choose an opponent to protect it. You and others can attack it. When it's defeated, exile it, then cast it transformed.) When Invasion of Arcavios enters the battlefield, search your library, graveyard, and/or outside the game for an instant or sorcery card you own, reveal it, and put it into your hand. If you search your library this way, shuffle.
| Name | Mana | Type | Text |
|---|---|---|---|
| Hopeful Vigil | 1W | Enchantment | When Hopeful Vigil enters the battlefield, create a 2/2 white Knight creature token with vigilance. When Hopeful Vigil is put into a graveyard from the battlefield, scry 2. {2}{W}: Sacrifice Hopeful Vigil. |
| Nezumi Informant | 1B | Creature — Rat Rogue | When Nezumi Informant enters the battlefield, each opponent discards a card. 1/1 |
| Jade Guardian | 3G | Creature — Merfolk Shaman | Hexproof (This creature can't be the target of spells or abilities your opponents control.) When Jade Guardian enters the battlefield, put a +1/+1 counter on target Merfolk you control. 2/2 |
| Aven Tactician | 4W | Creature — Bird Soldier | Flying When Aven Tactician enters the battlefield, bolster 1. (Choose a creature with the least toughness among creatures you control and put a +1/+1 counter on it.) 2/3 |
| Progenitor Exarch | XXW | Creature — Phyrexian Cat Cleric | When Progenitor Exarch enters the battlefield, incubate 3 X times. (To incubate 3, create an Incubator token with three +1/+1 counters on it and "{2}: Transform this artifact." It transforms into a 0/0 Phyrexian artifact creature.) {T}: Transform target Incubator token you control. 1/2 |
| Miasmic Mummy | 1B | Creature — Zombie Jackal | When Miasmic Mummy enters the battlefield, each player discards a card. 2/2 |
| Cackling Fiend | 2BB | Creature — Zombie | When Cackling Fiend enters the battlefield, each opponent discards a card. 2/1 |
| Sibsig Icebreakers | 2B | Creature — Zombie | When Sibsig Icebreakers enters the battlefield, each player discards a card. 2/3 |
| Riddlemaster Sphinx | 4UU | Creature — Sphinx | Flying (This creature can't be blocked except by creatures with flying or reach.) When Riddlemaster Sphinx enters the battlefield, you may return target creature an opponent controls to its owner's hand. 5/5 |
| Sosuke's Summons | 2G | Sorcery | Create two 1/1 green Snake creature tokens. Whenever a nontoken Snake enters the battlefield under your control, you may return Sosuke's Summons from your graveyard to your hand. |