: Add . Spend this mana only to cast artifact spells or activate abilities of artifacts.
, : Search your library for a card named Heart-Piercer Bow or Vial of Dragonfire, reveal it, put it into your hand, then shuffle your library.

Destroy target artifact, enchantment, or creature with flying.

Delve (Each card you exile from your graveyard while casting this spell pays for .)
Return target nonland permanent you control and target nonland permanent you don't control to their owners' hands.

Rugged Highlands enters the battlefield tapped.
When Rugged Highlands enters the battlefield, you gain 1 life.
: Add or .

Choose one —
• Target nonattacking creature gains reach and deathtouch until end of turn. Untap it.
• Target attacking creature gets +2/+2 and gains trample until end of turn.

Enchant creature
When Sage's Reverie enters the battlefield, draw a card for each Aura you control that's attached to a creature.
Enchanted creature gets +1/+1 for each Aura you control that's attached to a creature.

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)
Whenever Sage-Eye Avengers attacks, you may return target creature to its owner's hand if its power is less than Sage-Eye Avengers's power.

Sandblast deals 5 damage to target attacking or blocking creature.

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.)

When Sandsteppe Outcast enters the battlefield, choose one —
• Put a +1/+1 counter on Sandsteppe Outcast.
• Create a 1/1 white Spirit creature token with flying.

Scoured Barrens enters the battlefield tapped.
When Scoured Barrens enters the battlefield, you gain 1 life.
: Add or .

Whenever you cast a noncreature spell, put a lore counter on Scroll of the Masters.
, : Target creature you control gets +1/+1 until end of turn for each lore counter on Scroll of the Masters.

Haste
Whenever a creature you control deals combat damage to a player, put a +1/+1 counter on it.
Ferocious — : Draw a card for each creature you control with power 4 or greater.

Draw a card for each creature you control.
Ferocious — You gain 4 life for each creature you control with power 4 or greater.

Exchange control of two target permanents that share a card type. (Artifact, creature, enchantment, land, and planeswalker are card types.)

Flying
Whenever Shockmaw Dragon deals combat damage to a player, it deals 1 damage to each creature that player controls.

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)
Whenever you cast a noncreature spell, you may pay . If you do, target creature gains double strike until end of turn.

When Sibsig Host enters the battlefield, each player mills three cards.

Delve (Each card you exile from your graveyard while casting this spell pays for .)
When Sibsig Muckdraggers enters the battlefield, return target creature card from your graveyard to your hand.

Flying, hexproof
Whenever a Dragon you control attacks, creatures defending player controls get -1/-1 until end of turn.