トニー君がそれを壊しました。

Mr (junior); master; boy

indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and

that (indicating an item or person near the listener, the action of the listener, or something on their mind); it; that time; then; there (indicating a place near the listener); you

indicates direct object of action; indicates subject of causative expression; indicates an area traversed; indicates time (period) over which action takes place; indicates point of departure or separation of action; indicates object of desire, like, hate, etc.

to break; to destroy; to demolish; to wreck; to ruin; to spoil; to damage; to break (a bill, etc.)