Change your field spell according to the situation, by using Triamid's monster effect.
Distract opponent by trap card (Triamid Pulse can be search by the effect of Triamid Loading).
Cardcar D can let you draw 2 card, but will immediately end your turn, so it is better only use it's effect on first turn or when dead hand.
Neo-Spacian Grand Mole in main deck and Virtual World Shell - Jaja in extra deck can eliminate opponent monster without targeting or destroy it.
Monster in extra deck are not must-have for Triamid deck, but sometimes they solve various of situation.