Cards like Thunderdrum Soloist

Erebor Flamesmith90%

$0.49↑#2409↑0.19↑3.2 years↑

"Whenever you cast an instant or sorcery spell, this creature deals 1 damage to each opponent."

synergy-sorcery, synergy-instant, pinger

Guttersnipe90%

$0.22↓#404↑0.43↑13.9 years↑

"Whenever you cast an instant or sorcery spell, this creature deals 2 damage to each opponent."

synergy-sorcery, synergy-instant, pinger

Electrostatic Field89%

$0.96↑#1587↑0.28↑7.9 years↑

"Whenever you cast an instant or sorcery spell, this creature deals 1 damage to each opponent."

synergy-sorcery, synergy-instant, pinger

Tackle Artist88%

$0.13↓#19209↓0.000.4 years

"Whenever you cast an instant or sorcery spell, put a +1/+1 counter on this creature. If five or more mana was spent to cast that spell, put two +1/+1 counters on this creature instead."

amount-spent-matters, self-replacement-effect, synergy-sorcery

Hungry Graffalon88%

$0.07↓#24472↓0.000.4 years

"Reach"

amount-spent-matters, cast-trigger-you, mana-spent-matters

Deluge Virtuoso86%

$0.10↓#21548↓0.000.4 years

"Whenever you cast an instant or sorcery spell, this creature gets +1/+1 until end of turn. If five or more mana was spent to cast that spell, this creature gets +2/+2 until end of turn instead."

amount-spent-matters, self-replacement-effect, synergy-sorcery

Exhibition Tidecaller86%

$0.53↑#89330.000.4 years

"Whenever you cast an instant or sorcery spell, target player mills three cards. If five or more mana was spent to cast that spell, that player mills ten cards instead."

amount-spent-matters, self-replacement-effect, synergy-sorcery

Aberrant Manawurm86%

$0.11↓#23356↓0.000.4 years

"Whenever you cast an instant or sorcery spell, this creature gets +X/+0 until end of turn, where X is the amount of mana spent to cast that spell."

amount-spent-matters, synergy-sorcery, synergy-instant

Spectacular Skywhale84%

$0.18↓#19299↓0.000.4 years

"Whenever you cast an instant or sorcery spell, this creature gets +3/+0 until end of turn. If five or more mana was spent to cast that spell, put three +1/+1 counters on this creature instead."

amount-spent-matters, self-replacement-effect, synergy-sorcery

Fiery Inscription83%

$0.66↑#1139↑0.36↑3.2 years↑

"Whenever you cast an instant or sorcery spell, this enchantment deals 2 damage to each opponent."

synergy-sorcery, synergy-instant, pinger

Sabotender82%

$0.26#2426↑0.32↑1.2 years

"Reach"

pinger, group-slug, burn-player

Fire Nation Archers82%

$0.31↑#16587↓0.000.8 years

"Reach"

pinger, group-slug, burn-player

Deadeye Duelist82%

$0.10↓#16359↓0.002.4 years↑

"Reach"

pinger, burn-player, burn

Expressive Firedancer80%

$0.05↓#22441↓0.000.4 years

"Whenever you cast an instant or sorcery spell, this creature gets +1/+1 until end of turn. If five or more mana was spent to cast that spell, this creature also gains double strike until end of turn."

amount-spent-matters, synergy-sorcery, synergy-instant