As long as Aggron ex is your Active Pokémon, your opponent's Basic Pokémon can't attack or use any Poké-Powers or Poké-Bodies.
Attacks
Split Bomb
Choose 2 of your opponent's Pokémon. This attack doe 30 damage to each of them. (Don't apply Weakness and Resistance for Benched Pokémon.)
100Mega Burn
During your next turn, Aggron ex can't use Mega Burn.
How much is Aggron ex #89/100 worth?
A raw copy of Aggron ex #89/100 (Crystal Guardians, 2006) is worth about $73.62 right now, based on the latest market data from November 7, 2026.
Grading changes the math on this one: a PSA 10 is valued around $6,000.00, roughly 81.5x the raw price, while a PSA 9 sits near $663.75. 598 copies have been graded to date, and 8% of them came back a 10 — worth knowing before you pay grading fees.
We update this valuation every night from live market data and verify it against real completed sales — see the chart above for how Aggron ex has moved over time.