Those counters can be removed by combat damage, removal spells that have battles as a valid target, and effects that remove counters from a target
"Buster Warrior - Dragon Emperor of Destruction" Rank 7 - Light Warrior/Xyz/Effect ATK/ 3000 - DEF/ 2300 2 Level 7 monsters This card's name becomes "Buster Blader" while on the field or in the GY
For example: Pot of Greed, Graceful Charity, Delinquent Duo, Mystical Space Typhoon, Heavy Storm, Snatch Steal, Premature Burial, Book of Moon, Sangan, Sinister Serpent, Breaker the Magical Warrior, Ring of Destruction, Mirror Force, Torrential Tribute, Call of the Haunted, Sakuretsu Armor, Trap Dustshoot, and Solemn Judgement
These secret rares are some of the most wanted cards in the game, if you find one, keep it, make sure you put it one of the best trading card sleeves and keep it safe, its very rare
It can sometimes be cheaper to buy the French, Italian, or Japanese version of the card you want and pay for the postage and packaging than it is to buy an English copy