It attacks as a 5/2 on your turn, then blocks as a 2/5 on your opponents thanks to Vigilance
At the beginning of combat on your turn, if you have a full party, creatures you control gain "Whenever this creature deals combat damage to a player, draw a card" until end of turn
In EDH, this "competes" with similar cards like Asceticism and Privileged Position, but decks that want one of these will often want redundancy to protect their creature investments
But the modifications mechanic is much better to keep up since the new reconfigure equipment means you wont be lacking creatures forever
2023-02-04 If a permanent ever has both +1/+1 counters and -1/-1 counters on it at the same time, they're removed in pairs as a state-based action so that the permanent has only one of those kinds of counters on it.
The blue ability allows you to reroll a die