Whenever one or more creature cards are put into your graveyard from anywhere, venture into the dungeon. This ability triggers only once each turn. Create Undead — Whenever you complete a dungeon, return target creature card from your graveyard to the battlefield.
For Segovia! (When this Equipment enters the battlefield, create a -1/-1 blue Squid creature token, then attach this to it. Yes, it's a -1/-1 creature.) Equipped creature gets +2/+2 and has skulk (It can't be blocked by creatures with greater power.) Equip {3}
Sekki, Seasons' Guide enters with eight +1/+1 counters on it. If damage would be dealt to Sekki, prevent that damage, remove that many +1/+1 counters from Sekki, and create that many 1/1 colorless Spirit creature tokens. Sacrifice eight Spirits: Return Sekki from your graveyard to the battlefield.
Vigilance Whenever you cast a creature spell, create a 1/1 red Mercenary creature token with "{T}: Target creature you control gets +1/+0 until end of turn. Activate only as a sorcery." {T}: Choose a color. Add one mana of that color for each different power among creatures you control.
Parley — {T}: Each player reveals the top card of their library. For each nonland card revealed this way, add {G} and you gain 1 life. Then each player draws a card.
"The Lowlands refuse to suffer at the whims of the High City."
Whenever another creature enters, its controller may draw a card if its power is greater than each other creature's power. {G}, {T}: Add X mana in any combination of colors, where X is the greatest power among creatures you control.
Imprint — When Semblance Anvil enters, you may exile a nonland card from your hand. Spells you cast that share a card type with the exiled card cost {2} less to cast.
Whenever Semblance Scanner or equipped creature deals combat damage to a player, if it's not a token, conjure a duplicate of it into your hand. Reconfigure {1}
At the beginning of your upkeep, choose target opponent. This turn, that player can't cast spells or activate abilities and plays with their hand revealed. You may play lands and cast spells from that player's hand this turn.
Artifacts you control are Clues in addition to their other types and have "{2}, Sacrifice this artifact: Draw a card." Whenever you sacrifice a Clue, target creature can't be blocked this turn.
Flying Whenever another creature dies, put two +1/+1 counters on Sengir, the Dark Baron. Whenever another player loses the game, you gain life equal to that player's life total as the turn began. Partner
Bushido 1 {1}{W}, {T}: Put a training counter on target creature. That creature gains bushido 1 and becomes a Samurai in addition to its other creature types. Activate only as a sorcery.
{1}: Look at the top three cards of your library, then put them back in any order. {T}: Draw a card, then put Sensei's Divining Top on top of its owner's library.
Haste As long as an artifact entered the battlefield under your control this turn, creatures you control get +2/+2. Battalion — Whenever Sentinel Sarah Lyons and at least two other creatures attack, Sentinel Sarah Lyons deals damage equal to the number of artifacts you control to target player.
Whenever an instant or sorcery spell is cast during your turn, Sentinel Tower deals damage to any target equal to 1 plus the number of instant and sorcery spells cast before that spell this turn.
The built-in obstacles force competitors to think three moves ahead.