+su (817)
As an additional cost to cast this spell, you may sacrifice an artifact.
Voltage Surge deals 2 damage to target creature or planeswalker. If this spell's additional cost was paid, Voltage Surge deals 4 damage instead.
When Wakening Sun's Avatar enters, if you cast it from your hand, destroy all non-Dinosaur creatures.
Defender
When Wall of Resurgence enters, you may put three +1/+1 counters on target land you control. If you do, that land becomes a 0/0 Elemental creature with haste that's still a land.
Whenever a creature you control enters, it deals damage equal to its power to any target.
Enchant artifact or creature
When Weakstone's Subjugation enters, you may pay . If you do, tap enchanted permanent.
Enchanted permanent doesn't untap during its controller's untap step.
Target creature you control gets +1/+0 and gains first strike until end of turn.
Overload (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")
Enchant player
If a card would be put into enchanted player's graveyard from anywhere, instead that card is revealed and put on the bottom of that player's library.
You gain X life. Create X 1/1 colorless Phyrexian Mite artifact creature tokens with toxic 1 and "This creature can't block." If X is 5 or more, destroy all other creatures. (Players dealt combat damage by a creature with toxic 1 also get a poison counter.)
Create X 2/2 white Cat creature tokens. Shuffle White Sun's Zenith into its owner's library.
You gain 5 life.
Destroy target permanent an opponent controls. Its controller reveals cards from the top of their library until they reveal a permanent card that shares a card type with that permanent. They put that card onto the battlefield and the rest on the bottom of their library in a random order.
Reach
Whenever you roll a 4 or higher on a die, put a +1/+1 counter on Willing Test Subject.
: Roll a six-sided die.
Fear (This creature can't be blocked except by artifact creatures and/or black creatures.)
Each artifact creature card in your graveyard has encore. Its encore cost is equal to its mana cost. (Exile it and pay its mana cost: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.)
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.)
Worldsoul Colossus enters with X +1/+1 counters on it.
Each opponent sacrifices a land of their choice.
Whenever you tap a land for mana, add one mana of any type that land produced. (The types of mana are white, blue, black, red, green, and colorless.)
Whenever you cast a creature spell, draw a card.
Each opponent loses 4 life and you gain 4 life.
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