Slows enemies. Ministuns - interrupts channelled abilities. Adds a 1 second stun on rank 3. If you and your partner want first blood fast then get this skill to rank 3 fast. Great for escaping, chasing, damaging and cc-ing.

Rank 1 can save you or your partner early in the game. Important: The hero that is Shallow Graved still gets damage, he or she can not die so most of the time they are stuck with 1 health after Shallow Grave runs out. Use your heals when Shallow Grave is almost done!

Heals target friendly unit and surrounding units depending on rank. If enemies are near they get damage.

Buy it. If you are support your team needs it and will love you for it!

Warding is an essential part of the game. Use to ward runes, roshan or your jungle to keep your partner(s) safe.

Use on self to preserve mana or give it to the partner you are supporting

Components used for building into a magic wand and / or a mekanism later on. Gives you some much needed stats at start.

Not needed right away, if you have the gold left it will make laning easier for your partners. Do not forget to use the sprint button so the courier flies faster!

Try to always carry at least one scroll. Used for: assisting allies in need, escaping a gank (hide in jungle and teleport back to base) , teleport to a tower after your death etc.

Always nice to build charges if enemy heroes harass a lot in lane. Great to use in teamfights later on.

Can be used to reduce your enemies armor (even negative armor is possible!) Increases physical damage done. Your first and third skill are also physical damage!

Used if your wards are getting destroyed or if the enemy team has stealthers and you can not purchase a gem of true sight.

Great for extra damage if you are aggressive!

Grants more healing plus components are easy to pick up one by one.

Great for cc and / or use in combination with shadow weave

Use against heavy spell dependant enemy heroes. Your team will love you for it!

Used against enemy stealthers and spotting enemy wards. Buy it but make sure you give it to a tanky character. If you carry it, play safe! If you die it drops out of your inventory, make sure team members pick it up.

If you are assisting with ganks and your teammembers do not pick it up, buy it. More healing = less downtime.

If you have the money for it, use it to sheep their most annoying hero.

Upgrades your ultimate plus gives you some nice stats.

Gives you some much needed survivability vs melee heroes.

Grants your team mana on use. Energy booster is expensive make sure you don't lose your money by dying.

Not that great... Convert health to mana. Then use your mana to heal and / or harass!

If you want you can build these if money is a problem. Disassemble for arcane boots later on!