Taigam, Ojutai Master

Instant, sorcery, and Dragon spells you control can't be countered.
Whenever you cast an instant or sorcery spell from your hand, if Taigam, Ojutai Master attacked this turn, that spell gains rebound. (Exile the spell as it resolves. At the beginning of your next upkeep, you may cast that card from exile without paying its mana cost.)
Card Type Breakdown
Instant
21 cards
Artifact
10 cards
Sorcery
14 cards
Land
35 cards
Enchantment
7 cards
Creature
10 cards
Planeswalker
1 cards
Frequent Cards
Instant
Swords to Plowshares 79%
Counterspell 72%
Fact or Fiction 69%
Brainstorm 62%
Negate 59%
Dig Through Time 56%
Opt 56%
Mystical Tutor 54%
Cyclonic Rift 49%
Impulse 44%
Artifact
Sol Ring 77%
Azorius Signet 69%
Lightning Greaves 46%
Mind Stone 36%
Thought Vessel 36%
Talisman of Progress 36%
Commander's Sphere 31%
Whispersilk Cloak 28%
Fellwar Stone 28%
Swiftfoot Boots 28%
Sorcery
Call to Mind 64%
Treasure Cruise 59%
Ponder 56%
Preordain 46%
Relearn 36%
Baral's Expertise 33%
Time Warp 33%
Approach of the Second Sun 31%
Supreme Verdict 26%
Chart a Course 26%
Land
Command Tower 62%
Reliquary Tower 56%
Hallowed Fountain 46%
Prairie Stream 46%
Primal Amulet // Primal Wellspring 44%
Glacial Fortress 38%
Sea of Clouds 36%
Flooded Strand 36%
Azorius Chancery 36%
Adarkar Wastes 36%
Enchantment
Dovescape 54%
Jace's Sanctum 44%
Smothering Tithe 44%
Metallurgic Summonings 33%
Ghostly Prison 31%
Mystic Remora 31%
Rhystic Study 31%
Propaganda 28%
Reconnaissance 26%
Land Tax 23%
Creature
Talrand, Sky Summoner 49%
Murmuring Mystic 49%
Baral, Chief of Compliance 44%
Docent of Perfection // Final Iteration 31%
Curious Homunculus // Voracious Reader 31%
Archaeomancer 28%
Lavinia, Azorius Renegade 28%
Aven Mindcensor 28%
God-Eternal Kefnet 23%
Monastery Mentor 23%
Planeswalker
Narset, Parter of Veils 36%
Teferi, Time Raveler 21%
Narset Transcendent 18%
Dovin, Hand of Control 8%
Tamiyo, the Moon Sage 8%
Teferi, Hero of Dominaria 8%
Elspeth, Sun's Champion 5%
Dovin Baan 5%
Dovin, Grand Arbiter 5%
Gideon Blackblade 5%