When you control no Islands, sacrifice Seasinger.You may choose not to untap Seasinger during your untap step.: Gain control of target creature whose controller controls an Island for as long as you control Seasinger and Seasinger remains tapped.
HasteAt the beginning of your upkeep, if Nether Shadow is in your graveyard with three or more creature cards above it, you may put Nether Shadow onto the battlefield.
FlyingWhenever a creature dealt damage by Seraph this turn dies, put that card onto the battlefield under your control at the beginning of the next end step. Sacrifice the creature when you lose control of Seraph.
Each noncreature artifact loses all abilities and becomes an artifact creature with power and toughness each equal to its mana value. If Titania's Song leaves the battlefield, this effect continues until end of turn.
You and target opponent each flip a coin. Mana Clash deals 1 damage to each player whose coin comes up tails. Repeat this process until both players' coins come up heads on the same flip.
Flying (This creature can't be blocked except by creatures with flying or reach.)Nightmare's power and toughness are each equal to the number of Swamps you control.
Sand Silos enters tapped.You may choose not to untap Sand Silos during your untap step.At the beginning of your upkeep, if Sand Silos is tapped, put a storage counter on it., Remove any number of storage counters from Sand Silos: Add for each storage counter removed this way.
Look at the top three cards of target player's library, then put them back in any order. You may have that player shuffle.Draw a card at the beginning of the next turn's upkeep.
Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)Colossus of Sardia doesn't untap during your untap step.: Untap Colossus of Sardia. Activate only during your upkeep.
Bottomless Vault enters tapped.You may choose not to untap Bottomless Vault during your untap step.At the beginning of your upkeep, if Bottomless Vault is tapped, put a storage counter on it., Remove any number of storage counters from Bottomless Vault: Add for each storage counter removed this way.
Enchant creatureEnchanted creature gets +X/+Y, where X is half the number of Forests you control, rounded down, and Y is half the number of Forests you control, rounded up.
Hollow Trees enters tapped.You may choose not to untap Hollow Trees during your untap step.At the beginning of your upkeep, if Hollow Trees is tapped, put a storage counter on it., Remove any number of storage counters from Hollow Trees: Add for each storage counter removed this way.