Whenever such combo appears in many places in tournaments, usually one or a few key cards will be banned/limited afterward, for more serious cases, the ability of the cards/skills will be changed to outlaw the combo decks. The "quick" ability (especially with untap ability) was another type of cards that is the main target of target control, as "quick" originally did not count as a limit of cards that can be paid in a single turn.
Whenever such an alliance appears often in many tournaments, typically one or a few crucial cards will be restricted/regulated afterwards, for more serious cases, the ability of the cards/skills will be modified to prevent combo decks. The "swift" ability (especially with untap ability) was another type of card that is the main focus of control measures, as "swift" originally did not count as a limit on the number of cards that can be paid in one turn.