Whenever another creature dies, scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)
: Reaper of the Wilds gains deathtouch until end of turn.
: Reaper of the Wilds gains hexproof until end of turn.

Destroy two target nonblack creatures. You lose 5 life.

As an additional cost to cast this spell, exile a creature card from your graveyard.
Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.)

: Target blocking creature gets -1/-1 until end of turn.
: Target player who lost life this turn loses 1 life.

, Discard a card: Draw a card.

Flying
, Exile Runehorn Hellkite from your graveyard: Each player discards their hand, then draws seven cards.

Enchant creature with power 3 or less
When Runner's Bane enters the battlefield, tap enchanted creature.
Enchanted creature doesn't untap during its controller's untap step.

Counter target spell that's the second spell cast this turn.

When Sedraxis Alchemist enters the battlefield, if you control a blue permanent, return target nonland permanent to its owner's hand.

Inspired — Whenever Servant of Tymaret becomes untapped, each opponent loses 1 life. You gain life equal to the life lost this way.
: Regenerate Servant of Tymaret.

Delve (Each card you exile from your graveyard while casting this spell pays for .)
Put target nonland permanent on top of its owner's library.

At the beginning of your upkeep or whenever you cast a green spell, put a charge counter on Shrine of Boundless Growth.
, Sacrifice Shrine of Boundless Growth: Add for each charge counter on Shrine of Boundless Growth.

Whenever Sidisi, Brood Tyrant enters the battlefield or attacks, mill three cards.
Whenever one or more creature cards are put into your graveyard from your library, create a 2/2 black Zombie creature token.

Flying
When Siege Dragon enters the battlefield, destroy all Walls your opponents control.
Whenever Siege Dragon attacks, if defending player controls no Walls, it deals 2 damage to each creature without flying that player controls.

Evolve (Whenever a creature enters the battlefield under your control, if that creature has greater power or toughness than this creature, put a +1/+1 counter on this creature.)
, : Move a +1/+1 counter from Simic Fluxmage onto target creature.

Trample
Bloodrush — , Discard Skarrg Goliath: Target attacking creature gets +9/+9 and gains trample until end of turn.

Skeletonize deals 3 damage to target creature. When a creature dealt damage this way dies this turn, create a 1/1 black Skeleton creature token with ": Regenerate this creature."

Gain control of target creature. Untap that creature. It gains haste until end of turn. Sacrifice it at the beginning of the next end step.