inflict damage to your opponent equal to half the Tributed monsters ATK on the field
If that mana value meets your discover X value, then you stop, otherwise you continue exiling from your library
Second, you can attach active DON
Cyberse Quantum Dragon X DARK Level 7 [ Cyberse / SynchroEffect ] ATK 2500 DEF 2000 1 Tuner + 1+ non-Tuner monsters While you control a Link Monster, monsters your opponent controls cannot target monsters you control for attacks, except this one, also your opponent cannot target monsters you control with card effects, except this one
Most Professor Program cards are usually some sort of Trainer card and especially so Supporters, but one other card type is Basic Energy cards
Finally, we gave the player a secondary way to advance the Story: they could use mana to progress it