Create a 6/6 green Wurm creature token.
Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Whenever Roaring Slagwurm attacks, tap all artifacts.

: Rockcaster Platoon deals 2 damage to each creature with flying and each player.

Double strike (This creature deals both first-strike and regular combat damage.)
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Return up to two target creatures your opponents control to their owners' hands. Target player draws two cards.

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

When you cast this spell, you may put a card an opponent owns from exile into that player's graveyard. If you do, you gain 5 life.

Flying
When Rune-Scarred Demon enters the battlefield, search your library for a card, put it into your hand, then shuffle your library.

Reach
When Sandsteppe Mastodon enters the battlefield, bolster 5. (Choose a creature with the least toughness among creatures you control and put five +1/+1 counters on it.)

Flying
When Sandstone Oracle enters the battlefield, choose an opponent. If that player has more cards in hand than you, draw cards equal to the difference.

Exile target permanent.

When Scourge of Fleets enters the battlefield, return each creature your opponents control with toughness X or less to its owner's hand, where X is the number of Islands you control.

Flying
You may cast Scourge of Nel Toth from your graveyard by paying and sacrificing two creatures rather than paying its mana cost.

Scrapdiver Serpent can't be blocked as long as defending player controls an artifact.

Searing Flesh deals 7 damage to target opponent or planeswalker.

Undaunted (This spell costs less to cast for each opponent.)
Return up to two target cards from your graveyard to your hand. Exile Seeds of Renewal.

Intimidate (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.)
When Sepulchral Primordial enters the battlefield, for each opponent, you may put up to one target creature card from that player's graveyard onto the battlefield under your control.

Flying
Whenever 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.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature's color.)
Flying
Seraph of the Masses's power and toughness are each equal to the number of creatures you control.

Flying
Indestructible (Damage and effects that say "destroy" don't destroy this creature. If its toughness is 0 or less, it's still put into its owner's graveyard.)