Beat Blue Bronze 100 % (Guaranteed) - Worth it?

I just recognized this with my second account @chickenooze and I feel like too many players choose blindly their water splinter in Bronze and also sometimes in silver.

Their line up always contains Water Splinter with:

Although this card is very good in Bronze & Silver it's also very easy to counter.

All you need to do is to use Earth splinter.

1. Counter Water with Earth
2. Low Mana Water Vs Earth

Out of my last 8 battles 6 people used water. As you see here in

And I always did the same thing.

You just need to rent or buy one card.

And the card is:

I rent it and it cost me 7 DEC a day. You can actually rent it for less. Something like 5 DEC a day. Just 1 or 2 wins a day and I break even with this card.

I got rewarded well for today's daily quest:

Keep grinding and enjoy the wins against cocky magic players :)