To see the full set of confirmed cards in Astral Radiances Trainer Gallery and possible inclusions in future Trainer Galleries, see the Trainer Galleries article
Instead, Colorless-type Pokmon fuel their attacks with any Basic Energy card (like Darkness, Grass, Lightning, etc.)
Furthermore, there was no limit on the number of Trainers one could play in a turn, leading to some ultra-powerful Trainer cards from Base Set
They invariably give a turns reaction time at the very least unless you have other thing to offer haste
B/W Aggro -- Dominaria Standard | Zan Syed Creatures (16) 2 Lyra Dawnbringer 2 Walking Ballista 4 Knight of Malice 4 Scrapheap Scrounger 4 Toolcraft Exemplar Planeswalkers (6) 2 Gideon of the Trials 4 Karn, Scion of Urza Instants (3) 3 Fatal Push Enchantments (7) 1 Thopter Arrest 2 Cast Out 4 History of Benalia Artifacts (4) 4 Heart of Kiran Lands (24) 3 Swamp 8 Plains 1 Scavenger Grounds 1 Shefet Dunes 3 Ifnir Deadlands 4 Concealed Courtyard 4 Isolated Chapel Sideboard (15) 1 Treasure Map 2 Angel of Sanctions 1 Settle the Wreckage 2 Doomfall 3 Duress 2 Fragmentize 2 Fumigate 2 Golden Demise During Game 1, I wasn't sure how aggressive Zan Syed's deck was, but by Game 3, I was able to adapt correctly and sideboard against him